What time is UTC?

The time displayed on the bottom-right corner of the chart is UTC. Prior to 1972, this time was called Greenwich Mean Time (GMT) but is now referred to as Coordinated Universal Time or Universal Time Coordinated (UTC). It is a coordinated time scale, maintained by the Bureau International des Poids et Mesures (BIPM).

Is there a way to decrypt a UTC file?

No, the file you have contains your private key, but it's encrypted with a password. If you no longer have that password, you can't decrypt it. There almost certainly are, but I'm not familiar with any, sorry. By UTC file, do you mean the JSON keystore file? It should follow roughly this format.

What is crypto and how does it work?

Crypto are digital assets —they have no tangible form. Cryptocurrencies exist and operate on a public ledger called a blockchain, which records all crypto transactions. Blockchain encryption is designed to make all transactions immutable and secure from tampering, counterfeit, and other forms of fraudulent transactions.

How to invest in crypto?

You can purchase crypto through a cryptocurrency exchange or any financial institution that can broker a cryptocurrency transaction. Once you purchase cryptocurrency, you can secure your crypto coins in a digital wallet, online wallet, or hardware wallet. What are the risks of investing in crypto?